Page 56: of Marine Technology Magazine (June 2015)

Products

MakaiLay Suite for Cable Layers

Makai Ocean Engineering, Inc. said tools: the Shape Calculator and the tom tension and touchdown location it continues to address issues expe- Heave Analysis tool. as it is installed on the sea? oor. With rienced by the subsea power cable a complete picture of cable condi- industry by enhancing submarine 2. Shape Calculator Tool. Allows tions, operators can accurately con- cable lay software, MakaiLay, and the users to perform rapid static anal- trol bottom tension and touchdown its desktop simulation sister product, yses of the cable shape under differ- location, helping to reduce the time,

MakaiPlan Pro. Speci? cally, three ent lay conditions (currents, slopes, cost and risk of a lay. For power cable key features are being integrated into depths) to ensure bend radii and ten- jobs in areas of transition from shal- the Power Cable modules for each of sions are acceptable. low to mid and deep-water, steep sea- these products that are built speci? - bed slopes and strong currents, it can cally for power cable installers: 3. Heave Analysis Tool. Because become especially dif? cult to control power cables are laid with residual the cable’s tension and bend radius at 1. Cable Top Angle. MakaiLay now seabed tension, the cables’ bend ra- the sea? oor, risking the safety of the has the option to use the cable depar- dii and tension are sensitive to heave cable. In these situations, MakaiLay’s ture angle, or “Top Angle”, which of the ship. The Heave Analysis tool cable control and navigation instruc- can be measured at the over-boarding allows users to perform analyses for tions become critical. The MakaiLay point. When high quality measure- different sea states and lay conditions suite includes a route planning tool ments of top tension are not available, to ensure that tensions and bend radii (MakaiPlan) and a simulating/train- using the Top Angle enables Makai’s are within allowable limits. The tool ing tool (MakaiPlan Pro), in ad- real-time cable model to calculate can be used in of? ce to design a safe dition to the real-time, at-sea tool cable shape, touchdown and tension lay, or at-sea to make fast decisions for controlling cable deployment more accurately during shallow wa- about the lay as conditions change (MakaiLay). Power cable modules ter power cable installations. Makai and contingencies arise. with a growing number of power- has developed a new cable model cable-speci? c features are available that includes cable bending stiffness, The core product, MakaiLay, is de- with each product.

which is now being used in two new signed to model the cable shape, bot- www.makai.com

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MTR

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